Home / 109,623.70-151,280.62-59,322.70

Finding the Fourth Proportional to 109,623.70, 151,280.62 and 59,322.70

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Solution

The fourth proportional to 109,623.70, 151,280.62 and 59,322.70 is: 81,865.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,623.70 : 151,280.62 = 59,322.70 : x
  2. Step 2: Convert to fraction form
    109,623.70/151,280.62 = 59,322.70/x
  3. Step 3: Cross multiply
    109,623.70x = 151,280.62 × 59,322.70
  4. Step 4: Simplify right side
    109,623.70x = 8,974,375,210.56
  5. Step 5: Solve for x
    x = 8,974,375,210.56/109,623.70
  6. Step 6: Final answer
    x = 81,865.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.